--- libdrm/libdrm/xf86drm.c~	2009-05-29 17:11:22.000000000 +0200
+++ libdrm/libdrm/xf86drm.c	2009-05-29 17:13:55.000000000 +0200
@@ -320,7 +320,10 @@
 	remove(buf);
 	mknod(buf, S_IFCHR | devmode, dev);
 	if (drm_server_info) {
+	  if ((int)serv_group>= 0)
 	    chown(buf, user, group);
+	  if (serv_mode)
+	    chmod(buf, devmode);
 	    chmod(buf, devmode);
 	}
     }